note: There are two types : When buying, please choose image display
A types : Two-channel ( two DRV134 chips )
B types : Mono (1PCS DRV134 chip)
1: Using BB company fever DRV134 chip , Unbalanced conversion balance board ,
2: Can be used with differential input ( Balanced input ) , Can be used as a two-channel amplifier board to change BTL output ,
3: Single power supply .
Board size: 50mm * 50mm
Operating voltage: DC 5v-24v
Input: Unbalanced input
Output: Balanced output
Board height: 25mm .
![](https://ae01.alicdn.com/kf/HTB1XlGSPVXXXXaOapXXq6xXFXXXt/220353547/HTB1XlGSPVXXXXaOapXXq6xXFXXXt.jpg?size=132870&height=800&width=800&hash=48444245df6d22b6883284d5aa78bf0f/)
![](https://ae01.alicdn.com/kf/HTB1TeHwPVXXXXXzXFXXq6xXFXXX0/220353547/HTB1TeHwPVXXXXXzXFXXq6xXFXXX0.jpg?size=115134&height=800&width=800&hash=a903b4b1d89f175e561df46792486e20/)
![](https://ae01.alicdn.com/kf/HTB1SBrLPVXXXXa5XXXXq6xXFXXXp/220353547/HTB1SBrLPVXXXXa5XXXXq6xXFXXXp.jpg?size=102962&height=800&width=800&hash=38f7080644dc669be5a026da0faf04ac/)
![](https://ae01.alicdn.com/kf/HTB1sR10PVXXXXaFapXXq6xXFXXXC/220353547/HTB1sR10PVXXXXaFapXXq6xXFXXXC.jpg?size=93550&height=800&width=800&hash=0ac5c958aec533ec0bf13e8f5efb3dfa/)